The Texarkana Industrial Index tracks performance of publicly traded industrial companies with operations in the Texarkana area.
The index is calculated using market capitalization (current stock price times number of outstanding shares of stock) and number of employees in Texarkana.
The index includes American Electric Power (SWEPCO), Centerpoint Energy, Cooper Tire and Rubber, Domtar Corp., Flowers Foods Inc. and Graphic Packaging.
The index is maintained by the College of Business of Texas A&M University-Texarkana. For more details, visit TMAP.biz.